Solett, The Breathdreamer

Changeling (This card is every creature type)
When Solett enters the battlefield, you may
[choose a creature card from your graveyard] and
put it on the battlefield tapped without paying its
mana cost. If you do, exile Solett until that
creature dies. When it does, choose a new target
for this ability. Summon {3}: (When this ability triggers, you may pay the Summon cost. If you do,
duplicate the part of this ability in square
brackets.)